ELECTROMAGNETIC SURVEY SYSTEM BUCKING ENHANCEMENT

A bucking system for an electromagnetic survey system which uses a network to interconnect the turns of a transmitter coil with the turns of one or more bucking coils in which the network includes passive circuit elements which to provide accurate bucking of the transmitter coil field at a sensor lo...

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1. Verfasser: DODDS, JACK
Format: Patent
Sprache:eng ; fre
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Beschreibung
Zusammenfassung:A bucking system for an electromagnetic survey system which uses a network to interconnect the turns of a transmitter coil with the turns of one or more bucking coils in which the network includes passive circuit elements which to provide accurate bucking of the transmitter coil field at a sensor location, both when the current through the loop is steady and when the current is changing rapidly.